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Geometric Model by A. Harry Wheeler, Intersecting Polar Spherical Triangles
From the collection of National Museum of American History. Free to download, adapt and use — no permission needed.
About this work
This flexible paper model consists of two intersecting spherical triangles. Various letters are written on the faces. A pencil mark on the object reads: August-20-1916. A tag attached to the model reads: 302.
National Museum of American History’s own descriptionCredit lineGeometric Model by A. Harry Wheeler, Intersecting Polar Spherical Triangles. 1916 08 30. Wheeler, Albert Harry. National Museum of American History, Gift of Helen M. Wheeler. CC0.